Reagent cassette



FIG. 1 is a perspective view of the front and left side of a reagent cassette showing our new design;

FIG. 2 is a perspective view of the rear and left side thereof;

FIG. 3 is a right side elevational view thereof;

FIG. 4 is a left side elevational view thereof;

FIG. 5 is a bottom plan view thereof;

FIG. 6 is a top plan view thereof;

FIG. 7 is a rear elevational view thereof; and,

FIG. 8 is a front elevational view thereof.

The broken lines in the Figures depict portions of the reagent cassette that form no part of the claimed design. 

CLAIM The ornamental design for a reagent cassette, as shown and described. 